From 547d19aaf35214b235b262362526f29df8d3569b Mon Sep 17 00:00:00 2001
From: Florian ENOH <fce+git@octo.com>
Date: Wed, 19 Apr 2017 17:58:41 +0200
Subject: [PATCH] On expose un nouvel endpoint avec les infos api sur /api
 (#375)

[#375] [FEATURE] On expose un nouvel endpoint avec les infos api sur /api (US-453).
---
 .../healthcheck/healthcheck-controller.js     | 15 ++++++++
 api/lib/application/healthcheck/index.js      | 18 +++++++++
 api/server.js                                 |  1 +
 .../healthcheck-controller_test.js            | 26 +++++++++++++
 .../application/healthcheck/index_test.js     | 37 +++++++++++++++++++
 5 files changed, 97 insertions(+)
 create mode 100644 api/lib/application/healthcheck/healthcheck-controller.js
 create mode 100644 api/lib/application/healthcheck/index.js
 create mode 100644 api/tests/unit/application/healthcheck/healthcheck-controller_test.js
 create mode 100644 api/tests/unit/application/healthcheck/index_test.js

diff --git a/api/lib/application/healthcheck/healthcheck-controller.js b/api/lib/application/healthcheck/healthcheck-controller.js
new file mode 100644
index 000000000..5025d14f0
--- /dev/null
+++ b/api/lib/application/healthcheck/healthcheck-controller.js
@@ -0,0 +1,15 @@
+const packageJSON = require('../../../package.json');
+module.exports = {
+
+  get(request, reply) {
+
+    reply({
+      'name': packageJSON.name,
+      'version': packageJSON.version,
+      'description': packageJSON.description
+    });
+  }
+
+
+};
+
diff --git a/api/lib/application/healthcheck/index.js b/api/lib/application/healthcheck/index.js
new file mode 100644
index 000000000..7efaa69b0
--- /dev/null
+++ b/api/lib/application/healthcheck/index.js
@@ -0,0 +1,18 @@
+const healthcheckController = require('./healthcheck-controller');
+exports.register = function (server, options, next) {
+
+  server.route([
+    {
+      method: 'GET',
+      path: '/api',
+      config: {handler: healthcheckController.get, tags: ['api']}
+    },
+  ]);
+
+  return next();
+};
+
+exports.register.attributes = {
+  name: 'healthcheck-api',
+  version: '1.0.0'
+};
diff --git a/api/server.js b/api/server.js
index c5cd7e494..d1fc251bc 100644
--- a/api/server.js
+++ b/api/server.js
@@ -29,6 +29,7 @@ server.register([
   require('./lib/application/users'),
   require('./lib/application/followers'),
   require('./lib/application/feedbacks'),
+  require('./lib/application/healthcheck'),
 
   /* Hapi plugins */
   require('inert'),
diff --git a/api/tests/unit/application/healthcheck/healthcheck-controller_test.js b/api/tests/unit/application/healthcheck/healthcheck-controller_test.js
new file mode 100644
index 000000000..5e1f63dd7
--- /dev/null
+++ b/api/tests/unit/application/healthcheck/healthcheck-controller_test.js
@@ -0,0 +1,26 @@
+const {describe, it, expect, sinon} = require('../../../test-helper');
+
+const healthcheckController = require('../../../../lib/application/healthcheck/healthcheck-controller');
+
+describe('Unit | Controller | healthcheckController', () => {
+
+  describe('#get', () => {
+    it('should provide get method', () => {
+      expect(healthcheckController.get).to.exist;
+    });
+
+    it('should reply with the API description', function () {
+      // given
+      const replySpy = sinon.spy();
+
+      // when
+      healthcheckController.get(null, replySpy);
+
+      // then
+      const arguments = replySpy.firstCall.args[0];
+      expect(arguments).to.include.keys('name', 'version', 'description');
+      expect(arguments['name']).to.equal('pix-api');
+      expect(arguments['description']).to.equal('Plateforme d\'évaluation et de certification des compétences numériques à l\'usage de tous les citoyens francophones');
+    });
+  });
+});
diff --git a/api/tests/unit/application/healthcheck/index_test.js b/api/tests/unit/application/healthcheck/index_test.js
new file mode 100644
index 000000000..7d60cd820
--- /dev/null
+++ b/api/tests/unit/application/healthcheck/index_test.js
@@ -0,0 +1,37 @@
+const {describe, it, expect, before, beforeEach, after, sinon} = require('../../../test-helper');
+const Hapi = require('hapi');
+const healthcheckController = require('../../../../lib/application/healthcheck/healthcheck-controller');
+
+describe('Unit | Router | HealthcheckRouter', function () {
+
+  let server;
+
+  beforeEach(function () {
+    server = this.server = new Hapi.Server();
+    server.connection({port: null});
+    server.register({register: require('../../../../lib/application/healthcheck')});
+  });
+
+  function expectRouteToExist(routeOptions, done) {
+    server.inject(routeOptions, (res) => {
+      expect(res.statusCode).to.equal(200);
+      done();
+    });
+  }
+
+  describe('GET /api', function () {
+
+    before(function () {
+      sinon.stub(healthcheckController, 'get', (request, reply) => reply('ok'));
+    });
+
+    after(function () {
+      healthcheckController.get.restore();
+    });
+
+    it('should exist', function (done) {
+      return expectRouteToExist({method: 'GET', url: '/api'}, done);
+    });
+  });
+
+});